penta-, pent-, pente-, pento-
(Greek: five; a number used as a prefix)
pentathlete (s) (noun), pentathletes (pl)
An athlete who competes, or specializes in a contest consisting of five different sport's events.
pentathlon (s) (noun), pentathlons (pl)
An athletic contest consisting of five different track and field events and won by the contestant who achieves the highest total score.